package com.smart.seckilldemo.utils;

import java.util.UUID;

/**
 * UUID 工具类
 */
public  class UUIDUtils {

    public static String uuid;
    public static String uuid(){
        uuid=UUID.randomUUID().toString().replace("_","");
        return uuid;
    }

    public static void main(String[] args) {
        System.out.println(uuid());
    }
}
